1409326142.845585 WARNING root: icon_size is deprecated. Use pixel_size instead.
1409326143.235593 WARNING root: No Gtk.AccelGroup in the top level window.
Traceback (most recent call last):
  File "/usr/bin/sugar-activity", line 169, in <module>
    main()
  File "/usr/bin/sugar-activity", line 164, in main
    instance = create_activity_instance(activity_constructor, activity_handle)
  File "/usr/bin/sugar-activity", line 42, in create_activity_instance
    activity = constructor(handle)
  File "/home/olpc/Activities/IconChange.activity/activity.py", line 143, in __init__
    self.canvas = XoIcon(activity.get_bundle_path(), is_default)
  File "/home/olpc/Activities/IconChange.activity/Widgets.py", line 199, in __init__
    self.icons = XoIcons(default)
  File "/home/olpc/Activities/IconChange.activity/Widgets.py", line 138, in __init__
    self.list_icons = get_icons(path)
  File "/home/olpc/Activities/IconChange.activity/Widgets.py", line 83, in get_icons
    if 'svg' in mimetype:
TypeError: argument of type 'NoneType' is not iterable
Exited with status 1, pid 801 data (None, <open file '<fdopen>', mode 'w' at 0xfb2a70>, dbus.ByteArray('fb6d6164f7b7007255ba11772056aeb262181f2a', variant_level=1))